SO2 Background Concentrations by Hour-of-Day by Season for Monitor 089-0005 (ppb) Hour Winter Spring Summer Fall

8

5

3

4

Hour Winter Spring Summer Fall

8

5

3

4

0:00 2 2 2 8 12:00 5 5 4 6 1:00 3 2 2 5 13:00 5 4 3 4

2:00 5 1 2 3 14:00 3 4 2 4

3:00 3 1 3 4 15:00 3 2 2 4

4:00 4 1 3 4 16:00 2 3 4 4

5:00 3 2 6 6 17:00 2 2 2 4

6:00 3 2 4 5 18:00 3 3 4 4

7:00 3 2 5 5 19:00 1 2 2 4

8:00 3 2 5 6 20:00 3 2 1 2

9:00 5 4 11 6 21:00 3 1 1 5

10:00 5 4 9 9 22:00 1 2 2 5

11:00 7 3 6 6 23:00 2 5 5 4

Fernandina Beach SO2 Attainment Demonstration Modeled SO2 Emission Rates

Source ID Type Company Description EU IDModeled Emission Rate

New pounds/hour Old lb/hr

RAYVGS Point Rayonier Vent Gas Scrubber 5 25.32 63.3

RAYRECB Point Rayonier Sulfite Recovery Boiler 6 297.00 356.4

RAY6 Point Rayonier No. 6 Power Boiler 22 180.00 420

RTN6 Point RockTenn No. 5 Power Boiler 6 15.00 550

RTN15 Point RockTenn No.7 Power Boiler 15 1225.22 1225.22

RTN7 Point RockTenn No. 4 Recovery Boiler 7 150.00 no limit

RTN11S Point RockTenn No. 5 Recovery Boiler South Stack 11 75.00 no limit

RTN11N Point RockTenn No. 5 Recovery Boiler North Stack 11 75.00 no limit

RTN21 Point RockTenn No. 4 Lime Kiln 21 21.00 21.0

4SDT Point RockTenn No. 4 Smelt Dissolving Tank 13 1.03 1.03

5SDT Point RockTenn No. 5 Smelt Dissolving Tank 14 1.18 1.18

Maximum Modeled SO2 Impact in Nonattainment Area (µg/m3)

Pollutant Averaging

Time

Max Predicted Impact Background Total Impact NAAQS

Greater Than

NAAQS? Rayonier RockTenn

SO2 1-Hour 67.00 105.67 15.17 187.85 196.4 No

Hillsborough County SO2 Attainment Demonstration Modeled SO2 Emission Rates

Source ID Type Facility Description EU ID

Modeled Emission Rate

New pounds/hour Old lb/hr

SAP7 Point Mosaic SAP7 Individual Limit 4 415.37 (571 -2 units, 597 3 units) 415.37

SAP8 Point Mosaic SAP8 Individual Limit 5 327.10 (571 -2 units, 597 3 units) 327.10

SAP9 Point Mosaic SAP9 Individual Limit 6441.33 (571 -2 units, 597 3 units)

441.33

TBB12 Point TEC FFSG Units 1-2 1 & 2 2,139.14 2,789

TBB3 Point TEC FFSG Unit 3 3 1,095.80 1,429

TBB4 Point TEC FFSG Unit 4 4 1,153.06 4,932

TBB41 Point TEC SCCT 4A 41 1.905 1.905

TBB42 Point TEC SCCT 4B 42 1.905 1.905

Mosaic Source Emission Rate Variability Analysis

Source 99th Percentile Rate (lb/hr) Ratio

24-Hr/1-Hr 1-Hr Average 24-Hr Average SAP 7, 8, 9 992 956 0.963 Calculations based on CEMS data from 1/1/2010 – 12/31/2012.

TEC Source Emission Rate Variability Analysis

Source 99th Percentile Rate (grams/second) Ratio

30-Day/1-Hr 1-Hr Average 30-Day Average FFSG Unit 1 168 117 0.698

FFSG Unit 2 159 99 0.624

FFSG Unit 3 159 97 0.612

FFSG Unit 4 315 233 0.738

TEC FFSG 1-4 Average: 0.668 Calculations based on CEMS data from 1/1/2010 – 12/31/2012.

SO2 Background Concentrations by Hour-of-Day by Season for Monitor 057-0109 (ppb) Hour Winter Spring Summer Fall

8

5

3

4

Hour Winter Spring Summer Fall

8

5

3

4

0:00 2 5 2 7 12:00 5 6 13 4 1:00 1 3 4 4 13:00 5 6 7 4

2:00 5 2 2 3 14:00 6 7 9 2

3:00 3 2 1 2 15:00 6 3 4 2

4:00 2 1 1 1 16:00 9 4 3 2

5:00 1 2 1 1 17:00 3 6 3 1

6:00 2 2 1 1 18:00 3 7 5 3

7:00 2 3 2 1 19:00 2 6 6 4

8:00 3 3 3 3 20:00 6 5 2 7

9:00 5 4 8 9 21:00 3 4 2 7

10:00 3 3 10 4 22:00 3 15 10 4

11:00 7 5 11 3 23:00 3 9 4 4

Modeled Mosaic Emissions Scenarios and Results

Emissions Distribution SAP7 Rate SAP8 Rate SAP9 Rate Total Cap Max Conc.

(lb/hr) (lb/hr) (lb/hr) (lb/hr) (μg/m3)

Catalyst Limited at Max Production 184.31 162.75 252.94 600 192.5

3-Unit Operation Scenarios

run3a – SAP7 Max 415.37 80.39 101.24 597 196.2

run3b – SAP8 Max 130.86 327.10 139.04 597 195.8

run3c – SAP9 Max 84.43 71.24 441.33 597 188.9

2-Unit Operation Scenarios

run2a – SAP7 and SAP8, 7 at Max 415.37 155.63 0 571 193.9

run2b – SAP7 and SAP8, 8 at Max 243.90 327.10 0 571 194.6

run2c – SAP8 and SAP9, 9 at Max 0 129.67 441.33 571 188.5

run2d – SAP7 and SAP9, 7 at Max 415.37 0 155.63 571 190.1

run2e – SAP8 and SAP9, 8 at Max 0 327.10 243.90 571 188.5

run2f – SAP7 and SAP9, 9 at Max 129.67 0 441.33 571 188.5

1-Unit Operation Scenarios

run1a – SAP7 Max 415.37 0 0 415.37 188.4

run1b – SAP8 Max 0 327.10 0 327.10 188.4

run1c – SAP9 Max 0 0 441.33 441.33 188.4